| Estimating direct-to-reverberant energy ratio using D/R spatial correlation matrix model Y Hioka, K Niwa, S Sakauchi, K Furuya, Y Haneda IEEE Transactions on Audio, Speech, and Language Processing 19 (8), 2374-2384, 2011 | 67 | 2011 |
| Underdetermined sound source separation using power spectrum density estimated by combination of directivity gain Y Hioka, K Furuya, K Kobayashi, K Niwa, Y Haneda IEEE transactions on audio, speech, and language processing 21 (6), 1240-1250, 2013 | 64 | 2013 |
| DNN-based source enhancement to increase objective sound quality assessment score Y Koizumi, K Niwa, Y Hioka, K Kobayashi, Y Haneda IEEE/ACM Transactions on Audio, Speech, and Language Processing 26 (10 …, 2018 | 38 | 2018 |
| DNN-based source enhancement self-optimized by reinforcement learning using sound quality measurements Y Koizumi, K Niwa, Y Hioka, K Kobayashi, Y Haneda 2017 IEEE International Conference on Acoustics, Speech and Signal …, 2017 | 38 | 2017 |
| Post-filter design for speech enhancement in various noisy environments K Niwa, Y Hioka, K Kobayashi 2014 14th International Workshop on Acoustic Signal Enhancement (IWAENC), 35-39, 2014 | 36 | 2014 |
| Encoding large array signals into a 3D sound field representation for selective listening point audio based on blind source separation K Niwa, T Nishino, K Takeda 2008 IEEE International Conference on Acoustics, Speech and Signal …, 2008 | 30 | 2008 |
| Sound enhancement method, device, program and recording medium K Niwa, S Sakauchi, K Furuya, Y Haneda US Patent 9,191,738, 2015 | 24 | 2015 |
| Pinpoint extraction of distant sound source based on DNN mapping from multiple beamforming outputs to prior SNR K Niwa, Y Koizumi, T Kawase, K Kobayashi, Y Hioka 2016 IEEE International Conference on Acoustics, Speech and Signal …, 2016 | 23 | 2016 |
| 3DAV integrated system featuring arbitrary listening-point and viewpoint generation MP Tehrani, K Niwa, N Fukushima, Y Hirano, T Fujii, M Tanimoto, ... 2008 IEEE 10th Workshop on Multimedia Signal Processing, 855-860, 2008 | 20 | 2008 |
| Diffused sensing for sharp directive beamforming K Niwa, Y Hioka, K Furuya, Y Haneda IEEE transactions on audio, speech, and language processing 21 (11), 2346-2355, 2013 | 19 | 2013 |
| Characteristics of a new methanol synthesis reactor H Makihara, K Kobayashi, H Horizoe, C Kuwada, K Niwa | 17 | 1987 |
| Estimation of direct-to-reverberation energy ratio based on isotropic and homogeneous propagation model Y Hioka, K Furuya, K Niwa, Y Haneda IWAENC 2012; International Workshop on Acoustic Signal Enhancement, 1-4, 2012 | 14 | 2012 |
| Application of neural network to source PSD estimation for Wiener filter based array sound source enhancement T Kawase, K Niwa, K Kobayashi, Y Hioka 2016 IEEE International Workshop on Acoustic Signal Enhancement (IWAENC), 1-5, 2016 | 13 | 2016 |
| Optimal microphone array observation for clear recording of distant sound sources K Niwa, Y Hioka, K Kobayashi IEEE/ACM Transactions on Audio, Speech, and Language Processing 24 (10 …, 2016 | 13 | 2016 |
| PSD estimation in beamspace for estimating direct-to-reverberant ratio from a reverberant speech signal Y Hioka, K Niwa arXiv preprint arXiv:1510.08963, 2015 | 13 | 2015 |
| Estimating direct-to-reverberant energy ratio based on spatial correlation model segregating direct sound and reverberation Y Hioka, K Niwa, S Sakauchi, K Furuya, Y Haneda 2010 IEEE International Conference on Acoustics, Speech and Signal …, 2010 | 12 | 2010 |
| Estimation of sound source orientation using eigenspace of spatial correlation matrix K Niwa, Y Hioka, S Sakauchi, K Furuya, Y Haneda 2010 IEEE International Conference on Acoustics, Speech and Signal …, 2010 | 11 | 2010 |
| Software defined media: Virtualization of audio-visual services M Tsukada, K Ogawa, M Ikeda, T Sone, K Niwa, S Saito, T Kasuya, ... 2017 IEEE International Conference on Communications (ICC), 1-7, 2017 | 10 | 2017 |
| PSD estimation in beamspace using property of M-matrix K Niwa, T Kawase, K Kobayashi, Y Hioka 2016 IEEE International Workshop on Acoustic Signal Enhancement (IWAENC), 1-5, 2016 | 10 | 2016 |
| Supervised source enhancement composed of nonnegative auto-encoders and complementarity subtraction K Niwa, Y Koizumi, T Kawase, K Kobayashi, Y Hioka 2017 IEEE International Conference on Acoustics, Speech and Signal …, 2017 | 9 | 2017 |
